Given:Baichung's Father is 26 years younger than Baichung's Grandfather and 29 years older than Baichung.The sum of the ages of all the three is 135. To do :We have to find the ages of each of them.Solution :Let the age of Baichung be $x$ and the age of the grandfather be ... Read More

Given :The total number of coins $= 160$.Sum total of all coins $= Rs. 300$.Coins are in the denomination  $\ Rs. 1, \ Rs. 2, $ and $\ Rs. 5$. The number of $\ Rs. 2$ coins is 3 times the number of $\ Rs. 5$ coins.To do :We have to ... Read More

Given :A winner in the competition gets a prize of Rs 100 and a participant who does not win gets a prize of Rs 25. The total prize money distributed is Rs 3, 000.The total number of participants $= 63$.To find :We have to find the number of winners.Solution :Let ... Read More

Given: A Positive number is 5 times another number and if 21 is added to both the numbers, then one of the new numbers becomes twice the other new number.To do: We have to find the numbers.Solution: Let the smaller number be $a$This implies, The other number $= 5a$Adding $21$ to both numbers, ... Read More

Given :Shobo's mother's present age is six times Shobo's present age. Shobo's age five years from now will be one third of his mother's present age.To do :We have to find their present ages.Solution :Let the present age of Shobo be $x$.This implies, The present age of Shobo's mother $=6\times ... Read More

Given:Hasan buys two kinds of cloth materials for school uniforms, shirt material that costs him Rs. 50 per metre and trouser material that costs him Rs. 90 per metre. For every 3 meters of the shirt material he buys 2 metres of the trouser material. He sells the materials at ... Read More

Given:Half of a herd of deer are grazing in the field and three fourths of the remaining are playing nearby. The rest 9 are drinking water from the pond. To do: We have to find the number of deer in the herd.Solution:Let the total number of deer be $x$This implies, Number ... Read More

Given:A grand father is ten times older than his granddaughter.He is also 54 years older than her.To do: We have to find the present ages of Grand father and his grand daughter.Solution:Let the present age of the grand daughter be $a$The grand father is ten times older than his granddaughter.This implies, ... Read More

Given :Aman's age is three times his son's age.10 years ago he was five times his son's age.To do :We have to find their present ages.Solution :Let the present age of his son be $x$.This implies, that Aman's present age $=3x$.10 years ago, the age of Aman is 5 times ... Read More

Given:$\frac{x}{2}-\frac{1}{5}=\frac{x}{3}+\frac{1}{4}$.To do:We have to solve the given linear equation.Solution: $\frac{x}{2} - \frac{1}{5} = \frac{x}{3}+\frac{1}{4}$This implies, $\frac{x}{2} -\frac{x}{3} =\frac{1}{4} +\frac{1}{5}$$\frac{3\times x-2\times x}{6}=\frac{1\times5+1\times4}{20}$$\frac{3x-2x}{6}=\frac{5+4}{20}$$\frac{x}{6}=\frac{9}{20}$$x=6\times\frac{9}{20}$$x=\frac{27}{10}$The value of $x$ is $\frac{27}{10}$.Read More